On the ground attacked by aliens in old ships resembling a variety of bees and wasps. You are the last line of defense. You are on a space station orbiting the planet. Your task is to destroy the enemy's offensive power and to survive yourself. Four different difficulty levels, the mass of adrenaline mission each time creasing harder - all of this awaits you in this game. So put your finger on the trigger. look through the scope and meet the first wave of attacks.